IT8619680A1 - CENTRAL ELECTRODE COMPOSED OF IGNITION SPARK PLUG WITH PRECIOUS OR SEMI-PRECIOUS METAL END AND RELATED MANUFACTURING PROCEDURE - Google Patents

CENTRAL ELECTRODE COMPOSED OF IGNITION SPARK PLUG WITH PRECIOUS OR SEMI-PRECIOUS METAL END AND RELATED MANUFACTURING PROCEDURE

Info

Publication number
IT8619680A1
IT8619680A1 IT1986A19680A IT1968086A IT8619680A1 IT 8619680 A1 IT8619680 A1 IT 8619680A1 IT 1986A19680 A IT1986A19680 A IT 1986A19680A IT 1968086 A IT1968086 A IT 1968086A IT 8619680 A1 IT8619680 A1 IT 8619680A1
Authority
IT
Italy
Prior art keywords
precious
semi
spark plug
central electrode
manufacturing procedure
Prior art date
Application number
IT1986A19680A
Other languages
Italian (it)
Other versions
IT1189175B (en
IT8619680A0 (en
Original Assignee
Champion Spark Plug Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Champion Spark Plug Co filed Critical Champion Spark Plug Co
Publication of IT8619680A0 publication Critical patent/IT8619680A0/en
Publication of IT8619680A1 publication Critical patent/IT8619680A1/en
Application granted granted Critical
Publication of IT1189175B publication Critical patent/IT1189175B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T13/00—Sparking plugs
    • H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/39—Selection of materials for electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
    • H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Spark Plugs (AREA)
  • Extrusion Of Metal (AREA)
IT19680/86A 1985-03-11 1986-03-10 CENTRAL ELECTRODE COMPOSITE OF SPARK PLUG WITH PRECIOUS OR SEMI-PRECIOUS METAL END AND RELATED MANUFACTURING PROCEDURE IT1189175B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71034185A 1985-03-11 1985-03-11
US06/817,698 US4684352A (en) 1985-03-11 1986-01-13 Method for producing a composite spark plug center electrode

Publications (3)

Publication Number Publication Date
IT8619680A0 IT8619680A0 (en) 1986-03-10
IT8619680A1 true IT8619680A1 (en) 1987-09-10
IT1189175B IT1189175B (en) 1988-01-28

Family

ID=27108427

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19680/86A IT1189175B (en) 1985-03-11 1986-03-10 CENTRAL ELECTRODE COMPOSITE OF SPARK PLUG WITH PRECIOUS OR SEMI-PRECIOUS METAL END AND RELATED MANUFACTURING PROCEDURE

Country Status (11)

Country Link
US (1) US4684352A (en)
AU (1) AU577682B2 (en)
BE (1) BE904355A (en)
BR (1) BR8600978A (en)
CA (1) CA1295466C (en)
DE (1) DE3607243A1 (en)
FR (1) FR2578692B1 (en)
GB (1) GB2172223B (en)
IE (1) IE57229B1 (en)
IT (1) IT1189175B (en)
NZ (1) NZ215422A (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684352A (en) * 1985-03-11 1987-08-04 Champion Spark Plug Company Method for producing a composite spark plug center electrode
US4808135A (en) * 1986-07-29 1989-02-28 Ngk Spark Plug Co., Ltd. Center electrode structure for spark plug
FR2603749B1 (en) * 1986-09-08 1992-06-05 Eyquem METHOD FOR MANUFACTURING A BIMETALLIC CENTRAL ELECTRODE HAVING A PLATINUM TIP FOR SPARK PLUG AND ELECTRODE OBTAINED ACCORDING TO THIS PROCESS
DE3730627A1 (en) * 1986-09-12 1988-03-24 Ngk Spark Plug Co MIDDLE ELECTRODE ARRANGEMENT FOR A SPARK PLUG
US4725254A (en) * 1986-11-24 1988-02-16 Allied Corporation Method for manufacturing a center electrode for a spark plug
DE3735392A1 (en) * 1987-10-19 1989-05-03 Ngk Spark Plug Co Central electrode design for a spark plug
US4810220A (en) * 1988-06-06 1989-03-07 Allied-Signal Inc. Method for manufacturing electrodes for a spark plug
US4840594A (en) * 1988-06-06 1989-06-20 Allied-Signal Inc. Method for manufacturing electrodes for a spark plug
US4987868A (en) * 1989-05-08 1991-01-29 Caterpillar Inc. Spark plug having an encapsulated center firing electrode gap
GB2235493A (en) * 1989-08-25 1991-03-06 Champion Spark Plug Europ Spark plug electrodes
DE3941649A1 (en) * 1989-12-16 1991-06-20 Bosch Gmbh Robert METHOD FOR PRODUCING ELECTRODES FOR SPARK PLUGS AND SPARK PLUG ELECTRODES
US5456624A (en) * 1994-03-17 1995-10-10 Alliedsignal Inc. Spark plug with fine wire rivet firing tips and method for its manufacture
US5558575A (en) * 1995-05-15 1996-09-24 General Motors Corporation Spark plug with platinum tip partially embedded in an electrode
DE69704598T2 (en) * 1996-10-04 2001-10-25 Denso Corp Spark plug and its manufacturing process
US6533629B1 (en) 1999-07-13 2003-03-18 Alliedsignal Inc. Spark plug including a wear-resistant electrode tip made from a co-extruded composite material, and method of making same
US6614145B2 (en) 2001-08-21 2003-09-02 Federal-Mogul World Wide, Inc. Two-piece swaged center electrode assembly
JP4220218B2 (en) * 2002-10-25 2009-02-04 株式会社デンソー Manufacturing method of center electrode for spark plug
US7049733B2 (en) * 2003-11-05 2006-05-23 Federal-Mogul Worldwide, Inc. Spark plug center electrode assembly
US7896720B2 (en) * 2006-03-14 2011-03-01 Ngk Spark Plug Co., Ltd. Method of producing spark plug, and spark plug
FR2911284B1 (en) * 2007-01-15 2009-08-07 Boule Obut Soc Par Actions Sim BALL OF GAME BI MATTER, FOR EXAMPLE PETANQUE BALL, AND METHOD OF MAKING
JP5144738B2 (en) * 2010-12-03 2013-02-13 日本特殊陶業株式会社 Manufacturing method of center electrode and spark plug
JP5279870B2 (en) * 2011-01-27 2013-09-04 日本特殊陶業株式会社 Spark plug electrode manufacturing method and spark plug manufacturing method
RU2498469C1 (en) * 2012-06-01 2013-11-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" Method for manufacture of bimetal central electrode for spark plug of combustion engine
US20230028253A1 (en) 2020-08-07 2023-01-26 EcoPower Spark, LLC Spark plug with mechanically and thermally coupled center electrode

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB752963A (en) * 1900-01-01
US1521732A (en) * 1920-02-10 1925-01-06 William S Thomas Process for securing jackets on electrode insulators
US1789078A (en) * 1930-02-21 1931-01-13 Mcelroy William Spark plug
FR819156A (en) * 1936-06-15 1937-10-12 D App Mecaniques Et Electr Pou Improvements made to spark plug electrodes for spark ignition engines
US2371716A (en) * 1941-09-25 1945-03-20 Ryerson & Haynes Inc Method of making cartridge cases and the like
US2439590A (en) * 1943-07-07 1948-04-13 Bendix Aviat Corp Spark plug electrode structure
US2849788A (en) * 1952-08-02 1958-09-02 A V Roe Canada Ltd Method and apparatus for making hollow blades
US2874460A (en) * 1954-06-11 1959-02-24 Bosch Gmbh Robert Process for manufacturing shells for spark plugs and the like
DE1052781B (en) * 1956-10-23 1959-03-12 Wiggin & Co Ltd Henry Process for the production of turbine or compressor blades with cooling ducts by extrusion
US2945293A (en) * 1956-11-13 1960-07-19 George A Last Process for jacketing a core
US3040417A (en) * 1957-03-07 1962-06-26 Thompson Ramo Wooldridge Inc Method of making a composite valve
US2954495A (en) * 1957-03-25 1960-09-27 Zeller Corp Insulator electrode assembly for spark plugs and method of forming the same
GB877093A (en) * 1958-06-25 1961-09-13 Bosch Gmbh Robert Improvements in the manufacture of the centre electrode of sparking plugs
US2955222A (en) * 1958-06-25 1960-10-04 Bosch Gmbh Robert Center electrode structure for spark plugs and process for making the same
FR75907E (en) * 1959-06-15 1961-08-25 Bosch Gmbh Robert Method and device for the press spinning of metal parts, in particular of spark plug electrodes and parts conforming to those obtained by said process
US3144576A (en) * 1962-02-14 1964-08-11 Hagmaier Eugen Spark plug and method of manufacture
US3234772A (en) * 1962-05-03 1966-02-15 Irc Ltd Method for forming nib housings and other small articles
US3548472A (en) * 1967-11-15 1970-12-22 Hitachi Ltd Ignition plug and method for manufacturing a center electrode for the same
US3548239A (en) * 1968-09-03 1970-12-15 Champion Spark Plug Co Spark plug electrode construction
US3643322A (en) * 1970-06-29 1972-02-22 Gen Motors Corp Method for manufacturing a shock absorber reservoir tube
JPS56920B2 (en) * 1972-04-04 1981-01-10
JPS48103445A (en) * 1972-04-14 1973-12-25
JPS49630A (en) * 1972-04-18 1974-01-07
US3967149A (en) * 1973-07-05 1976-06-29 Champion Spark Plug Company Spark plug
US3868530A (en) * 1973-07-05 1975-02-25 Champion Spark Plug Co Spark plug
GB2060454B (en) * 1979-10-15 1983-09-14 Champion Spark Plug Co Production of spark plug electrodes
GB2069378B (en) * 1980-02-19 1983-03-23 Champion Spark Plug Co Production of spark plug electrodes
US4526551A (en) * 1980-05-30 1985-07-02 Champion Spark Plug Company Production of electrodes
GB2076706B (en) * 1980-05-30 1984-06-27 Champion Spark Plug Co Producing a composite center electrode
GB2088753B (en) * 1980-12-10 1984-02-01 Gkn Floform Ltd Spark plug electrode
US4904216A (en) * 1983-09-13 1990-02-27 Ngk Spark Plug Co., Ltd. Process for producing the center electrode of spark plug
US4684352A (en) * 1985-03-11 1987-08-04 Champion Spark Plug Company Method for producing a composite spark plug center electrode

Also Published As

Publication number Publication date
AU5441786A (en) 1986-09-18
GB8605719D0 (en) 1986-04-16
CA1295466C (en) 1992-02-11
US4684352A (en) 1987-08-04
GB2172223A (en) 1986-09-17
BE904355A (en) 1986-06-30
AU577682B2 (en) 1988-09-29
FR2578692A1 (en) 1986-09-12
FR2578692B1 (en) 1990-11-16
DE3607243A1 (en) 1986-09-11
GB2172223B (en) 1988-08-24
IT1189175B (en) 1988-01-28
IE57229B1 (en) 1992-06-03
IE860436L (en) 1986-09-11
NZ215422A (en) 1989-05-29
BR8600978A (en) 1986-11-18
IT8619680A0 (en) 1986-03-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990331